Dunkle, Sidney W.,  1940- , <br/><br/>
Dragonflies through binoculars :  a field guide to dragonflies of North America / 
by Sidney W. Dunkle 
 - viii, 266 páginas :  ilustraciones a color, mapas a color 
 - Butterflies [and others] through binoculars field guide series .
<br/><br/><label>ISBN: </label>0195112687 9780195112689 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libelulas--Identificacion--Estados Unidos<br/>Libelulas--Identificacion--Canada
<br/><br/><label>LC Class. No.: </label>QL520.2U6  / D853 
<br/><br/><label>Dewey Class. No.: </label>595.7/33/0973